Ultrasonic Cleaners as gold and silver jewelry, necklaces, earrings, glasses, nozzles, watches, mobile, denture, experiment Specifications:Ultrasonic Frequency42,000 HzTank MaterialStainless steel SUS304ColorPink,Iron gray,BlueVolume600 mlTime Controlfrom 3 minutes to an hourPower supplyAC 110-120V, 60HzAC 220-240V, 50 /60HzUltrasonic power35WPacking size245*174*165mm (L*W*H)Exterior size200*140* ...